Clean, wash and coarsely chop the soup vegetables and tomato. Peel and halve the onion. Wash the meat
Bring everything to the boil with 1 l water, peppercorns and 1 tsp salt. Simmer covered for about 1 1/2 hours
Whisk flour, egg, milk and a little salt. Heat 1 teaspoon of fat in a frying pan. Add half of the dough. Bake the pancakes on each side for about 2 minutes, roll them up while still hot. Bake a second pancake in the same way
Peel, wash and finely dice the carrot. Sieve the stock, bring to the boil. Cook the carrot for about 5 minutes. Season to taste
Cut the pancakes into slices. Heat in the broth. Wash the chives, chop finely, sprinkle over the stock